利用真空的

And the devices'properties and improve the properties to prepare the artificial boundary. The bi-epitaxial YBCO superconducting film with 45°grain boundary in a-b plane was made for the first time in China in this article by magnetic sputtering instrument that was designed and fabricated by ourselves. The x-ray θ～ 2θ scan 、Ф scan、rocking curve、non-symmetry diffraction and SEM、 TEM、AES etc. were utilized in the study.

为此，本工作采用自行设计制造的全金属密封超高真空磁控溅射设备，利用x射线θ～2θ扫描、Ф扫描、摇摆曲线、非对称衍射及SEM、TEM、AES等分析测试手段，在国内首次、也是至今唯一的一家，制得a—b平面内具有45°人工晶界的双外延YBCO超导薄膜，并进而得到双外延晶界Josephson结。

Titanium ions were implanted into quartz and quartz coated with Ti film by MEVVA ion source implanter. The dose was 3×10^16 ions/cm^2 and 5×10^16 ions/cm^2. The ion energy and depth distribution were analyzed using simulation method.

为提高石英玻璃表面金属化膜层与基底的结合强度，利用金属蒸发真空弧离子源引出的Ti离子对石英玻璃及镀Ti膜石英玻璃进行离子注入，剂量选择3×l0^16 ions/平方公方，5×10^16 ion/平方公分，模拟分析了注入离子能量的分布。

They include: 1. A supersonic beam of NO molecule mixed with Ar atom is ionized by VUV synchrotron radiation from Hefei Light Source at National Synchrotron Radiation Laboratory.

它们包括： 1。首次利用国家同步辐射实验室合肥光源的真空紫外同步辐射，使NO分子和Ar原子混合物的超声分子束发生光电离，测量了Ar，NO和异类团簇Ar·NO的光电离效率谱。

This dissertation is dedicated to investigate the pyrolysis of the fuel-bonded nitrogen model compounds,including five-membered ring nitrogen model compound pyrrole and the substituted six-membered ring nitrogen compound 4-methyl pyridine,with vacuum ultraviolet single-photon ionization combined with molecular beam mass spectrometry technique.

本论文利用同步辐射真空紫外单光子电离、分子束取样和反射式飞行时间质谱相结合的技术研究了含氮杂环模型化合物的热解，包括五元环含氮体系、六元环含氮体系和替代的六元环含氮体系(4-甲基吡啶)。

Therefore, we carried out the theoretical and experimental study on reducing sphalerite of hi...

因此我们开展了真空下还原剂直接还原高铁闪锌矿工艺的热力学分析和实验研究，该方法实现了高铁闪锌矿的直接熔炼处理，具有能单独处理铁闪锌矿、流程短、无污染、金属回收率高、综合利用好等优点，且针对我国丰富的难处理锌资源一高铁闪锌矿，转变铁闪锌矿资源优势为经济优势，应用前景广阔。

Concetrating on turbulent transfer of evaporating liquid film in short-path distillator under high vacuum, applying probability density function model, two dimension mathmatics models had been build and simulated with a computational fluid dynamics software in the wiped turbulent evaporating liquid film fow.

以短程蒸馏在高真空条件下的湍流传递为研究对象，应用概率密度函数模型的基本理论，对蒸发器上液膜的湍流流场进行了二维两相流数学建模，并利用FLUENT流体力学计算软件进行模拟。

Experiment studies on the dehydration of fine particle coal using anion denaturating sodium ethyloic sesbania guargums as aid-fliter reagent have been carried out in this paper.

通过利用阴离子型羧甲基钠盐田菁胶对细粒煤和超细粒煤脱水的试验研究，探讨了助滤剂用量、过滤时间、真空度等因素对脱水效果的影响结果表明，该新型阴离子SESG助滤剂能够明显地提高细粒煤过滤脱水的技术指标图 9，参

One is that the vacuum vessel of double-wall structure is heated by a flow of hot nitrogen gas between the inner and outer shell.

真空室本体的双层结构利用流过内外层间的热氮气流烘烤，窗口则采用电加热丝烘烤。

The use of filter vacuum arc cathode plating nano-technology production of amorphous diamond films can achieve the thinnest 2 nanotechnology, diamond structure SP3 in more than 80 percent.

利用滤质阴极真空电弧镀技术生产的纳米级非晶金刚石薄膜最薄可以达到2纳米，金刚石结构SP3的含量超过80％。

Under the conditions that water is incompressible, the plate vibrates in small amplitude and the modal deflection in water equal approximately that in vacuo. The addes mass density due to water pressure is expressed using Rayleigh's integral.

在假定流体不可压、方板作小振幅振动、水中模态挠度近似为真空模态挠度的条件下，利用瑞利积分得到了因流体压而引起的附加质量密度。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。